RF Transceiver Modules and Modems

Part Number	Description / PDF	Quantity
WGM160PX22KGN3 Silicon Labs	RX TXRX MODULE WIFI SMD	83
EM351-MOD-ANT-T Silicon Labs	RX TXRX MOD 802.15.4 CHP CONN MT	3
BGX13S22GA-V31R Silicon Labs	RX TXRX MOD BLUETOOTH CHIP SMD	1056
AMW007-1.3.0R Silicon Labs	RX TXRX MOD WIFI SURFACE MOUNT	1774
ZM5202AH-CME3R Silicon Labs	RX TXRX MODULE ISM < 1GHZ SMD	0
ETRX357 Silicon Labs	RX TXRX MODULE 802.15.4 CHIP SMD	4252
WF111-E-V1 Silicon Labs	RX TXRX MODULE WIFI U.FL SMD	6454
WF121-E-V2C Silicon Labs	RX TXRX MODULE SURFACE MOUNT	0
BGM13S22F512GN-V2 Silicon Labs	RX TXRX MODULE BLUETOOTH SMD	1
BGM220SC22WGA2R Silicon Labs	WIRELESS GECKO, BLUETOOTH SIP MO	0
BT111-A-HCIC Silicon Labs	RX TXRX MODULE SURFACE MOUNT	47
ETRX357HR-R8 Silicon Labs	RX TXRX MODULE SURFACE MOUNT	0
MGM111A256V1 Silicon Labs	RX TXRX MODULE 802.15.4 CHIP SMD	11
MGM12P02F1024GA-V2R Silicon Labs	RX TXRX MOD BLUETOOTH CHIP SMD	688
MGM12P22F1024GA-V4 Silicon Labs	RX TXRX MOD BLUETOOTH CHIP SMD	0
WF111-A-V1 Silicon Labs	RX TXRX MODULE WIFI CHIP SMD	2290
BGX13S22GA-V31 Silicon Labs	RX TXRX MOD BLUETOOTH CHIP SMD	146
MGM12P02F1024GE-V4R Silicon Labs	RX TXRX MOD BLUETOOTH U.FL SMD	0
MGM12P22F1024GE-V4 Silicon Labs	RX TXRX MOD BLUETOOTH U.FL SMD	0
MGM210PA22JIA2 Silicon Labs	MODULE MIGHTY GECKO 10BD	152

RF Transceiver Modules and Modems

1. Overview

RF (Radio Frequency) and RFID (Radio Frequency Identification) transceiver modules and modems are critical components in wireless communication systems. RF transceivers enable bidirectional data transmission over radio waves, while RFID modules specialize in identifying and tracking objects via electromagnetic coupling. These technologies underpin modern IoT, industrial automation, logistics, and consumer electronics by enabling seamless connectivity and asset management.

2. Main Types and Functional Classification

Type	Functionality	Application Examples
Sub-1GHz RF Modules	Long-range, low-power communication	Smart meters, wireless sensors
2.4GHz RF Modules	High-speed, short-range communication	Bluetooth, Zigbee devices
UHF RFID Modules	Ultra-High Frequency identification	Supply chain tracking, retail inventory
HF RFID Modules	High-Frequency contactless communication	Access control, ticketing systems

3. Structure and Components

A typical RF transceiver module consists of an antenna interface, RF front-end (LNA, PA), frequency synthesizer, baseband processor, and digital interface. RFID modules include a reader antenna, RFID chip, modulation/demodulation circuit, and protocol engine. Both integrate RFICs (Radio Frequency Integrated Circuits) and support standards like IEEE 802.15.4 or EPCglobal Gen2.

4. Key Technical Specifications

Parameter	Description	Importance
Frequency Range	Operational bandwidth (e.g., 868-915MHz)	Determines regulatory compliance and interference resistance
Transmit Power	Output power (e.g., 0-20dBm)	Affects communication range and signal penetration
Receiver Sensitivity	Minimum detectable signal (e.g., -120dBm)	Impacts link reliability in noisy environments
Data Rate	Transmission speed (e.g., 2Mbps)	Dictates real-time data throughput
Protocol Support	Standards compatibility	Ensures interoperability with existing systems

5. Application Fields

Industrial: Wireless sensor networks, factory automation
Consumer: Smart home devices, wearables
Healthcare: Patient monitoring, asset tracking
Logistics: RFID-based inventory management

6. Leading Manufacturers and Products

Manufacturer	Representative Product	Key Features
Texas Instruments	CC2652R	Multi-protocol 2.4GHz SoC for Zigbee/Thread
Nordic Semiconductor	nRF52840	Bluetooth 5.2 and Thread support
Impinj	R420	UHF RFID reader for retail and supply chain
STMicroelectronics	S2-LP	Sub-1GHz transceiver for IoT sensors

7. Selection Guidelines

Key considerations include: frequency band compliance, required communication range, data rate requirements, power consumption constraints, and protocol compatibility. For example, UHF RFID modules are preferred for long-range asset tracking, while sub-1GHz modules suit low-power, long-distance industrial applications. Environmental factors (e.g., interference sources) and cost-effectiveness should also be evaluated.

8. Industry Trends

Future development focuses on: integration of AI for dynamic spectrum management, adoption of mmWave frequencies for higher bandwidth, miniaturization via System-on-Chip (SoC) designs, and enhanced security protocols for IoT deployments. The convergence of RFID with blockchain for supply chain transparency is also gaining traction.